Home / 46,918.47-70,388.75-13,637.57

Finding the Fourth Proportional to 46,918.47, 70,388.75 and 13,637.57

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Solution

The fourth proportional to 46,918.47, 70,388.75 and 13,637.57 is: 20,459.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,918.47 : 70,388.75 = 13,637.57 : x
  2. Step 2: Convert to fraction form
    46,918.47/70,388.75 = 13,637.57/x
  3. Step 3: Cross multiply
    46,918.47x = 70,388.75 × 13,637.57
  4. Step 4: Simplify right side
    46,918.47x = 959,931,110.78
  5. Step 5: Solve for x
    x = 959,931,110.78/46,918.47
  6. Step 6: Final answer
    x = 20,459.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.